Home / 3,482,003.70-5,223,005.55-1,887,680.70

Finding the Fourth Proportional to 3,482,003.70, 5,223,005.55 and 1,887,680.70

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Solution

The fourth proportional to 3,482,003.70, 5,223,005.55 and 1,887,680.70 is: 2,831,521.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,482,003.70 : 5,223,005.55 = 1,887,680.70 : x
  2. Step 2: Convert to fraction form
    3,482,003.70/5,223,005.55 = 1,887,680.70/x
  3. Step 3: Cross multiply
    3,482,003.70x = 5,223,005.55 × 1,887,680.70
  4. Step 4: Simplify right side
    3,482,003.70x = 9,859,366,772,727.89
  5. Step 5: Solve for x
    x = 9,859,366,772,727.89/3,482,003.70
  6. Step 6: Final answer
    x = 2,831,521.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.